gain-switching system

8 km dispersion-shift fiber,a broadband optical Raman fiber amplifier with gain band over 90 nm,on-off gain of 15.

8 km的色散位移光纤,实现了带宽为90 nm、开关增益为15。

After transmitting 60 km standard single-mode fiber (SSMF),signals have acquired an average on-off gain of 16.

信号经 60km的普通单模光纤传输后 ,平均开关增益为 1 6 5dB ,增益平坦度为 1 5dB ,最大等效噪声指数为 - 0 9dB 。

In the C-band(1530～1564 nm),the on-off gain of the amplifier is measured to be about 13 dB,the gain ripple is less than ±0.

利用改进的时域消光法测量了放大器的输出特性和光学信噪比(OSNR)随开关增益的变化关系。

Researches on Gain-switched Characters of Solid-state Laser and Nd: YVO_4 Laser under 4I_(9/2)→4F_(3/2) Direct-pumping;

固体激光器增益开关特性及4I_（9/2）→4F_（3/2）直接泵浦Nd：YVO_4激光器的研究

Based on the rate equation,a mathematic model of laser diode(LD) pumped gain-switched Nd∶YVO4 microchip laser under pre-pumping together with pulse pumping mechanism is presented.

从速率方程出发,采用在直流抽运上叠加脉冲抽运的方式,建立激光二极管(LD)抽运的增益开关型Nd∶YVO4微片激光器的数学模型,并给出不同抽运条件下输出脉冲的时间特性。

This article reports a simple theoretical model developed for the temporal performance of a short laser pulse pumped, gain-switched, four-level laser system.

从四能级系统的速率方程出发 ,结合实际的物理条件 ,针对极短脉冲 (10 ns)泵浦下增益开关型激光器的时间特性建立了一个简洁模型 ,得到了输出脉冲的建立时间和脉冲宽度与泵浦能量及能量密度之间的解析关系式 ,并结合实验分析了模型的合理性。

We solve the single mode coupled rate equations by computer,simulate the behavior of a gain switch of an AlGaInP red light semiconductor laser diode,and find the characteristic of FWHM of pulses changing with the amplitude of modulation signal,the bias current,and the modulated frequency.

通过计算机求解单模耦合速率方程,理论模拟了红光半导体激光器的增益开关特性,得出了光脉冲宽度随调制信号振幅、偏置电流以及调制频率的变化规律。

Ti∶Al2O3 crystal was pumped with 532 nm light pulse from a frequency-doubled Q-switched Nd∶YAG laser,the gain-switching operation of Ti∶Al2O3 laser was realized.

采用Nd∶YAG调Q倍频激光器抽运钛蓝宝石(Ti∶Al2O3)晶体,实现钛蓝宝石激光器的增益开关运转。

A gain-switched Cr~(4+)∶Mg_2SiO_4 laser pumped by a 1.

06μm调Q激光脉冲抽运的增益开关型Cr4+∶Mg2S iO4激光器,对该激光器的速率方程进行数值求解,并选取合适的初始条件,得到输出的1。

Using the gain-switching technique, the output pulse width can be changed with the amplitude and pulse width of (LD s) driven current.

利用增益开关技术,调节LD驱动电流的幅值、脉宽可改变输出激光的脉宽,改变LD驱动电流的重复频率可改变输出激光的重复频率,实现了单模稳定、可控高重复频率的小型、全固化短脉冲激光器,可作为理想的脉冲激光种子光源,应用于激光测距、激光雷达等领域。

Simply and reliably generating wavelength tunable optical short pulse is by means of self-seeding while gain-switching of the commercially available Fabry-Perot (F-P) laser diode, which is called self-seeding gain-switching technology.

对商用法布里—珀罗(F-P)型激光二极管实施增益开关调制、并进行自注入锁定是产生波长可调谐超短光脉冲的简单、可靠方法,该方法属自注入增益开关技术。

Compact Gain-switched Nd: YVO_4/KTP Green Laser;

小型增益开关Nd：YVO_4/KTP绿光激光器的研究

Analysis and Measurement of Pulse Jitter in Gain-Switched Semiconductor;

增益开关半导体激光脉冲抖动的分析和测量

Generation of Low Jitter and Tunable Multi-Wavelength Opitcal Pulses with Gain-Switched Laser Diodes;

低抖动可调谐多波长增益开关光脉冲的产生

The Methods of Measure Pulse Timing Jitter in Gain-Switched Semiconductor Laser;

增益开关激光脉冲时基抖动的测量方法

Photo-Ionization Effects in High Gain Gallium Arsenide Photoconductive Semiconductor Switches

高增益砷化镓光导开关中的光致电离效应

Study on the Steady Gain and Dynamic Switching Characteristics of Vertical-Cavity Semiconductor Optical Amplifiers;

垂直腔半导体光放大器稳态增益及动态开关特性的研究

A Test about the Relationship between the Net Asset Value Increasing Probality of Open-ended Funds and the Revenue of the Security Market;

开放式基金的净值增长能力与证券市场收益的互动关系检验

Open-loop Search the Gain and Phase Balance Between the Two Amplifier Branches in LINC System

开环搜索LINC中两路增益和相位平衡点

Analysis of the Exploitable Potentiality of Water Resource in Atmosphere and the Benefit of Artificial Precipitation

空中水资源开发潜力及增雨效益分析

The maximum gain-before-feedback is the most amplification of the sound before the sound system goes into feedback and starts squealing.

最大反馈前增益，就是音箱开始啸叫，或者出现振铃效应时候的增益。

Temperature Dependence of the Gain in Er Doped Fiber Amplifiers

掺铒光纤放大器增益的温度依赖关系

Discussion on link of secondary logistics and growth of profits;

二次物流优化与企业效益增长的关系

Analysis on the Relationship Between Hospital Revenue Growth and Efficiency Improve

医院收入增长与效益提高之间的关系

incremental Benefits

新增收益,增量收益

Application of Assessment Economic Effective in Urban TrackTraffic for Land Developing Increment Effective;

土地开发增值效益在城市轨道交通经济效益评价中的应用

De-mand for the key resource-faculty pushes up its cost, while increas-ing competition requires higher spending on marketing.

同时，日益加剧的竞争也使得学校增加行销开支。

Please open the relative L/C in our favour.

请开立以我方为受益人的有关信用证。

The net gain loss has relation to Er-doped concentration and input signal power.

净增益亏损与光波导掺铒浓度、入信号强度有关。